BIOC21H3 Lecture : lecut on bones
11 Jan 2012
School
Department
Course
Professor
Document Summary
Y types of cartilage have same gs, diff b/n hyaline and elastic is elastic has elastic fibres: hyaline , elastic, fibrocartilage, hyaline majorityof bodyis this one. some remnants of it left, surfaces of bones and joints (articular surfaces special because no perichondrium if was there on surface, would be a rough surface, and if want two bone surfaces glide past each other, will cause damage. By having just the hyaline cartilage, will give smooth surface on which bones could slide past each other. Actual perichondrum on edges, not on smooth surface. arthritis deterioration . cells become less efficient at maintaining matrix, surfaces rougher because not as smooth as they should be, so they scrape and cause damage. Also, because cartilage doesn t heal, will continue to happen. This is where we get inflammation, and body will respond by trying to send cells into region to clean it up.
